San Clemente built a 17-point lead midway through the third quarter, then had to withstand repeated surges by Troy. The Warriors never got closer than 6 points.
Joining Banks in double figures was Daniel Mircheff with 16 points. Additional Triton scoring came from Kurt Crapo with 9 points; Max Marshall, 8; Jimmy Varos, 5; and Bryce Wilson, 2.
San Clemente opens its defense of the South Coast League championship on Friday when it travels to Dana Hills for a 5:30 p.m. tip.